Infant buggy seat



FIG. 1 is a front perspective view of the infant buggy seat showing my new design.

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side thereof; and,

FIG. 6 is a top view thereof. 

The ornamental design for an infant buggy seat, as shown. 